Alta Sierra is a city of approximately 7,000 people in California, United States. Located in the Pacific Time Zone at 35.7°N latitude.
In 2025, Alta Sierra averaged an annual temperature of 50°F, with hottest temperatures reaching 88°F in August and lowest around 11°F in March. The city received approximately 25 inches of precipitation during the year.
View historical weather for Alta Sierra · More cities in California